Eman
@nettarecosmico.bsky.social
Science passionate, knowledge addict and freedom lover.
Reposted by Eman
A little less than a year ago, a large team of cosmologists reported evidence that dark energy (which drives the acceleration of the expansion of the Universe) evolves over time. This made a huge splash but has also been viewed with healthy skepticism. Today they report that evidence has weakened. 🧪
The Dark Energy Survey Supernova Program: A Reanalysis Of Cosmology Results And Evidence For Evolving Dark Energy With An Updated Type Ia Supernova Calibration
We present improved cosmological constraints from a re-analysis of the Dark Energy Survey (DES) 5-year sample of Type Ia supernovae (DES-SN5YR). This re-analysis includes an improved photometric cross...
arxiv.org
November 12, 2025 at 12:00 PM
A little less than a year ago, a large team of cosmologists reported evidence that dark energy (which drives the acceleration of the expansion of the Universe) evolves over time. This made a huge splash but has also been viewed with healthy skepticism. Today they report that evidence has weakened. 🧪
The lesson of history is that tyrants cannot be appeased.
Appeasement only feeds their insatiable hunger for power.
Tyrants prey on people who feel unsafe and vulnerable.
But without mass submission, a tyrant is powerless.
Remember this.
Appeasement only feeds their insatiable hunger for power.
Tyrants prey on people who feel unsafe and vulnerable.
But without mass submission, a tyrant is powerless.
Remember this.
November 5, 2025 at 12:36 PM
What Trump is Doing to Universities
YouTube video by vlogbrothers
www.youtube.com
August 20, 2025 at 10:37 PM
"Soldiers in the Israeli military have told the Israeli news outlet Haaretz that aid distribution centers in Gaza have become “a killing field,” with military leadership ordering soldiers to fire on unarmed Palestinians."
www.rollingstone.com/politics/pol...
www.rollingstone.com/politics/pol...
Israeli Soldiers Ordered to Shoot at Unarmed Palestinians Waiting for Aid: Report
Israeli soldiers and military officers told Haaretz they have been ordered to shoot at Palestinians seeking aid at distribution sites.
www.rollingstone.com
June 27, 2025 at 6:42 PM
"Soldiers in the Israeli military have told the Israeli news outlet Haaretz that aid distribution centers in Gaza have become “a killing field,” with military leadership ordering soldiers to fire on unarmed Palestinians."
www.rollingstone.com/politics/pol...
www.rollingstone.com/politics/pol...
"Little penguins return from the ocean to their burrows with near-perfect timing after sunset. Arriving too early or late (by just 10 minutes) risks predator attacks.
Sleeping sickness parasites disrupt human circadian clocks, causing daily sleep-wake disturbances in infected individuals"
#Science
Sleeping sickness parasites disrupt human circadian clocks, causing daily sleep-wake disturbances in infected individuals"
#Science
Book Excerpt: How Circadian Rhythms Make Life on Earth Tick
From honeybees and penguins to time-stressed humans, the humming of inner clocks is essential to survival.
undark.org
June 26, 2025 at 11:25 PM
"Little penguins return from the ocean to their burrows with near-perfect timing after sunset. Arriving too early or late (by just 10 minutes) risks predator attacks.
Sleeping sickness parasites disrupt human circadian clocks, causing daily sleep-wake disturbances in infected individuals"
#Science
Sleeping sickness parasites disrupt human circadian clocks, causing daily sleep-wake disturbances in infected individuals"
#Science